Merge branch 'feature/AddFolderIgnoreFlag' into develop

CHANGES.md

@@ -1,5 +1,6 @@
 ### 0.23.0 (2019-xx-xx xx:xx:xx UTC)
 
+* Add ignore folders that contain ".sickgearignore" flag file
 * Change add 3 days cache for tmdb base info only
 * Change `Discordapp` to `Discord` in line with company change
 * Change remove `app` from URL when calling webhook

sickbeard/helpers.py

@@ -364,7 +364,13 @@ def list_media_files(path):
         return []
 
     files = []
-    for cur_file in ek.ek(os.listdir, path):
+    file_list = ek.ek(os.listdir, path)
+
+    if '.sickgearignore' in file_list:
+        logger.log('Folder "%s" contains ".sickgearignore", ignoring Folder' % path, logger.DEBUG)
+        return []
+
+    for cur_file in file_list:
         full_cur_file = ek.ek(os.path.join, path, cur_file)  # type: AnyStr
 
         # if it's a folder do it recursively